Opare, 28, made 11 appearances this season for D.C., most of those coming between late-July and mid-September. He has made 65 appearances for the team since joining during the 2014 season. In his absence, Frederic Brillant has taken over the starting center back role next to Steven Birnbaum. The former New York City FC defender has started the last six games for United, five of which were wins.